<?php
class User_Model extends Model{
    public function __construct(){
        parent::__construct();
        //@todo 
    }
    
    public function fetch(){
        return 'user not found';
    }
    
    public function del(){
        return 'user not found';
    }
    
    public function replace(){
        return 'user not found';        
    }
    
    public function insert(){
        return 'user not found';
    }
}